Answer:
x=-2 x=-1
Step-by-step explanation:
2x^2 + 6x = -4
Add 4 to each side
2x^2 + 6x +4= -4+4
2x^2 + 6x +4=0
Factor out 2
2( x^2 +3x+2) = 0
Divide by 2
x^2 +3x +2 =0
( x+2)(x+1) =0
Using the zero product property
x+2 =0 x+1 =0
x=-2 x=-1
The rule for is that the lines never meet THEYRE patroller
Answer: 1
Step-by-step explanation:
Answer:
3pi or 9.42
Step-by-step explanation:
3/4x3.14x2x2=3pi or 9.42
Step-by-step explanation:
![\sqrt{ \frac{9 {x}^{4} }{36} } \\ \\ = \sqrt{ \frac{ {x}^{4} }{4} } \\ \\ = \frac{ {x}^{2} }{2}](https://tex.z-dn.net/?f=%20%5Csqrt%7B%20%5Cfrac%7B9%20%7Bx%7D%5E%7B4%7D%20%7D%7B36%7D%20%7D%20%20%20%5C%5C%20%5C%5C%20%20%20%20%3D%20%20%5Csqrt%7B%20%5Cfrac%7B%20%7Bx%7D%5E%7B4%7D%20%7D%7B4%7D%20%7D%20%20%5C%5C%20%5C%5C%20%20%3D%20%20%5Cfrac%7B%20%7Bx%7D%5E%7B2%7D%20%7D%7B2%7D%20)